317483351421 has 4 divisors (see below), whose sum is σ = 423311135232. Its totient is φ = 211655567612.

The previous prime is 317483351411. The next prime is 317483351461. The reversal of 317483351421 is 124153384713.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 317483351421 - 2⁶ = 317483351357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317483351411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52913891901 + ... + 52913891906.

It is an arithmetic number, because the mean of its divisors is an integer number (105827783808).

Almost surely, 2^317483351421 is an apocalyptic number.

It is an amenable number.

317483351421 is a deficient number, since it is larger than the sum of its proper divisors (105827783811).

317483351421 is a wasteful number, since it uses less digits than its factorization.

317483351421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105827783810.

The product of its digits is 241920, while the sum is 42.

The spelling of 317483351421 in words is "three hundred seventeen billion, four hundred eighty-three million, three hundred fifty-one thousand, four hundred twenty-one".